1. DISEASE AND DISORDERS

2. Usually caused by a stressor Stressor: ANY disruption in homeostasis

3. Disease and Disorder Disease: condition with medically significant symptoms Disorder: medical condition disturbing normal function

4. Organic and systemic Disease Physical changes in one or more organs of the body Physical changes affecting the whole body

5. Signs and Symptoms Sign: Observable presence of a disease or disorder Symptom: as experienced and described by the patient

6. Diseases and Disorders Integumentary System

7. Acne an inflammation of sebaceous glands & hair follicles FYI: much more active at puberty – affects boys more severely than girls caused by bacteria in the sebaceous follicles

8. Acne Acne

9. Decubitus Ulcers Decubitus Ulcers bed sores - pressure sores caused by lack of blood supply thru prolonged pressure on a bony projection FYI: seen most frequently in individuals bedridden for prolonged periods of time

10. Decubitus Ulcers Decubitus Ulcers

11. Decubitous Ulcers

12. Skin cancer: Most common Squamous cell most frequent (keratinocytes in epidermis) Basal cell next (keratinocytes in basal layer

13. Pictures of squamous and basal cell Basal cell Squamous cell

14. Melanoma Cancer of the melanocytes

15. A-B-C-D OF SKIN CANCER

16. A-B-C-D

17. TANNING BED CANCERS